CN102165238A - Electrical bonding device for telescoping fluid line assembly - Google Patents

Electrical bonding device for telescoping fluid line assembly Download PDF

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Publication number
CN102165238A
CN102165238A CN200980137150.4A CN200980137150A CN102165238A CN 102165238 A CN102165238 A CN 102165238A CN 200980137150 A CN200980137150 A CN 200980137150A CN 102165238 A CN102165238 A CN 102165238A
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CN
China
Prior art keywords
fluid
electrical connector
line assembly
assembly according
pipeline
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN200980137150.4A
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Chinese (zh)
Inventor
W·T·弗林
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Eaton Corp
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Eaton Corp
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Publication date
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of CN102165238A publication Critical patent/CN102165238A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L27/00—Adjustable joints, Joints allowing movement
    • F16L27/12—Adjustable joints, Joints allowing movement allowing substantial longitudinal adjustment or movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/01—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means specially adapted for realising electrical conduction between the two pipe ends of the joint or between parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/005—Electrical coupling combined with fluidic coupling

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The present application is directed to a fluid line assembly comprising a first fluid conveying conduit (12), a second fluid conveying conduit (14), and a slip joint (22). The slip joint includes a first fluid conveying conduit section (24), a second fluid conveying conduit section (26) positioned radially outwardly from and at least partially surrounding the first conduit section (24), and an electrical bonding device (30) positioned between and contacting the first and second fluid conveying conduit sections (24, 26) to form an electrical path therebetween. The electrical resistance between the first and second fluid conveying conduits (12, 14) is generally constant during relative movement therebetween.

Description

The electrical connector that is used for telescopic fluid pipe-line assembly
Background technique
Fluid need be transmitted in a lot of industry, automobile and AEROSPACE APPLICATION field between two parts.For instance, in certain aircraft, through regular meeting between two isolated fuel tanks or transmitting fuel between petrolift and the fuel tank or between fuel tank and motor.Developed the flexible fluid feedway, it allows the nearly differential movement of the quadrature strokes of six degree that has between the parts of two cooperations under the situation of the flowing property that does not influence the fluid carried or fluid.For required flexible degree is provided, the flexible fluid conveying assembly can comprise the various combinations of ball-type joint, swivel joint, sliding linearly or expansion joint or these devices.Anyway conveyance fluid always produces static, and this can make and discharge take place between the parts with different potentials or produce " electric arc ".In aircraft, high-order discharge can influence avionic unit and other electric sensors, and can be used as the incendiary source in the aircraft fuel system.Static is controlled by the discrete component of electrical connection system in the fluid delivery system of all aircraft and transporting system usually.
In shown in Figure 1 one such flexible fluid feedway, the cross-over connection electric wire provides crosses over the low resistance path of electric isolating part with dissipating static electricity.Claimant of the present invention all and by U.S. Patent application No.11/203, provide a kind of slip joint in 764 disclosed another fluid delivery systems, this slip joint comprises axial compressible transport element, and this transport element is positioned to be used to set up electric electric circuit of isolating between the pipeline section.
Description of drawings
It will be appreciated that scope shown in the parts has been represented an example of scope among the figure.One skilled in the art will understand that parts can be designed to a plurality of parts, or a plurality of parts can be designed to parts.In addition, inner member can be used as external component and realizes that vice versa.
In addition, in accompanying drawing and following description, in whole drawing and description, use the same reference numerals to represent identical parts.Accompanying drawing possibility not drawn on scale is amplified the ratio of some parts for the ease of illustrating.
Fig. 1 shows fluid delivery system of the prior art;
Fig. 2 shows the fluid pipe-line assembly according to the embodiment of the invention;
Fig. 3 shows the slip joint according to the embodiment of the invention, and this slip joint illustrates in the mode of part assembling, can be used for the fluid pipe-line assembly among Fig. 2;
Fig. 4 shows the electrical connector according to the embodiment of the invention, and this electrical connector can be used in the slip joint of Fig. 3;
Fig. 5 is the cross-sectional view that the slip joint of Fig. 3 is illustrated under assembled state;
Fig. 6 is the cross-sectional view of slip joint according to another embodiment of the present invention.
Embodiment
With reference to Fig. 2, shown in fluid pipe-line assembly 10 comprise the first fluid conveyance conduit 12 and second fluid-transporting tubing 14.First and second fluid-transporting tubings 12,14 are in shape substantially in a tubular form, and dimensional configurations become to make to win pipeline 12 can be second pipeline 14 in (for example, radially, rotatably) move.Fluid pipe-line assembly 10 extends to the second end 18 from first end 16.Though the fluid pipe-line assembly 10 among Fig. 2 is telescopic fluid pipe-line assemblies, is not limited thereto, but can comprises that other dispose flexibly.
Each end 16,18 comprises the joiner 20 that is used for fluid pipe-line assembly 10 is connected to another structure (for example fuel tank).It will be appreciated that the joiner 20 of any kind all can be connected to end 16 and 18, include but not limited to the joiner of flange/flange, threaded couplings, spherojoint, quick connection/disconnection joiner or other types.In addition, joiner 20 is not limited to specific size, but can cover the vast scope of stock size and unconventional size.Fluid-transporting tubing 12,14 and joiner 20 can be made of metallic material, for example aluminium, titanium, stainless steel or conducing composite material.It will be appreciated that pipeline and coupler material are unnecessary to be confined to this, as long as the fluid pipe-line assembly satisfies machinery and electric requirement to locking equipment.
With reference to Fig. 3, fluid pipe-line assembly 10 also comprises slip joint 22, this slip joint comprises the first fluid conveying pipeline section 24 and the second FLUID TRANSPORTATION pipeline section 26, and this second FLUID TRANSPORTATION pipeline section is carried pipeline section 24 to locate radially outwardly and centered on first fluid at least in part from first fluid and carries pipeline section 24.Can between first and second pipeline sections 24,26, (for example locate at least one supporting member 28, polymer material, metallic material or be filled with the composite (a combination ofpolymeric material powered metal filled) of the polymer material of metallic dust) and Sealing 30 (for example, the U-shaped Sealing that O-ring seals, quad seal part, T shape Sealing, elasticity are energized), to help motion between the two respectively and to prevent that fluid between the two from revealing.
Also be positioned with electrical connector 30 between the first and second FLUID TRANSPORTATION pipeline sections 24,26, this electrical connector contacts with the first and second FLUID TRANSPORTATION pipeline sections to form electric circuit between the two.In one embodiment, electrical connector 30 comprise that at least one is cantilevered, resilient electrical connector 32 generally.The same with fluid-transporting tubing 12,14, electrical connector 32 can be made of metallic material, for example spring temper alloy or spring temper stainless steel; Yet it will be appreciated that described material is not limited thereto, as long as this material also satisfies machinery and electric requirement (for example spring temper conducting polymer materials) to locking equipment.
In an embodiment of the present invention, electrical connector 32 is received in one of them the axially extended groove 34 of first and second pipelines 12,14.In the time of in being included in outside pipeline 14, groove 34 is arranged in the internal surface 36 of pipeline 14, and in the time of in being included in inner pipeline 12, groove 34 is arranged in the outer surface 38 of pipeline 12.When pipeline 12 inserts in the pipelines 14 when forming slip joint 22, electrical connector 32 engage contiguous pipeline and groove 34 in pressurized with electrical connection otherwise the pipeline 12,14 that will be isolated by electricity.
In an embodiment of the present invention, electrical connector 30 comprises the electrical connector 32 of some (N), and quantity (N) is by electrical connection resistance decision required between first and second pipelines 12,14.All-in resistance between first and second pipelines 12,14 depends on substantially: the i) specific resistance of the material of first and second pipelines 12,14 and electrical connector 32 employings; Ii) the contact surface between first and second pipelines 12,14 and the electrical connector 32 is long-pending; The iii) contact force between first and second pipelines 12,14 and the electrical connector 32; And the iv) shape and size of first and second pipelines 12,14 and electrical connector 32.Can revise in these parameters any or all to obtain required electrical connection resistance.By and large, the quantity (N) that increases electrical connector 32 will reduce the resistance that measures between first and second pipelines 12,14.
With reference to the embodiment among Fig. 4 and Fig. 5, the first end of electrical connector 32 comprises protuberance 40, and this protuberance 40 is received in the corresponding accommodating part 42 that is arranged in groove 34, to stop the axial motion of electrical connector 32 in groove 34.Before assembling fluid pipe-line assembly 10, the oval-shaped substantially bracketed part 44 of electrical connector 32 is from outer surface 38 or the internal surface 36 predetermined distance that stretches out.Therefore this influences decrement apart from meeting, and influences the contact force between the mating face of pipeline 12,14 and electrical connector 32.The far-end 46 of link 32 can be outwards reverses away from the internal surface of groove 34, so that assembly process is when the radially axial motion in groove 34 during pressurized of link 32.Though part 44 is shown as oval-shaped substantially profile in the illustrated embodiment, this part 44 can comprise and increases or reduce surface area contacted other profiles between pipeline 12,14 and the electrical connector 32.
In fluid pipe-line arrangement of components shown in Figure 3, three electrical connectors 32 approximately be 120 ° spaced apart, with the concentricity of keeping pipeline 12,14 and the power between the equalizing main 12,14.Adopting at least two supporting members 28, can only use an electrical connector 32 to separate the application of the motion between pipeline 12,14 and the supporting flue 12,14.
With reference to Fig. 6, slip joint comprises electrical connector 132 in accordance with another embodiment of the present invention, and this electrical connector 132 is received in one of them the axially extended groove 134 of first and second pipelines 12,14.In another of pipeline 12,14, comprise second axial groove 135, to admit the bracketed part 144 of electrical connector 132.When pipeline 12 being inserted in the pipelines 14 when forming slip joint 22, electrical connector 132 engages the pipeline that is close to and pressurized is in it is received in groove 135 in groove 134, and whereby, it partly is extracted with the internal surface of engaged groove 135.Groove 135 provides axially extended fixed route for electrical connector 132, and has prevented 12,14 rotations with respect to another of a pipeline basically.When relative to each other requiring first and second pipelines 12,14 to remain on essentially identical radial oriented application during the axial motion at pipeline 12,14, embodiment shown in Figure 6 is particularly useful.
At U.S. Patent application No.11/203, in the 764 disclosed devices, the transport element of resiliency compressible can be during the relative movement of pipeline axial compression, increase transport element and the parts that match between contact force, and therefore reduce between the two resistance.By contrast, at pipeline 12 with respect to pipeline 14 axially or during rotatablely moving, the compression of electrical connector 32 and therefore the resistance between pipeline 12,14 and the link 32 keep constant substantially.Further with U.S. Patent application No.11/203, disclosed device is compared in 764, and the size that electrical connector 30 needs less spaces and can be applied to the power on the adjacent conduit according to the link 32 of pressurized prevents the relative rotation between the pipeline 12,14.In addition, can make the resistance between the pipeline be adapted to given application better by in fixing envelope design, increasing or reduce electrical connector 32.
Shown in detail and described the present invention that by embodiment mentioned above these embodiments have only illustrated and have been used to realize best way of the present invention.Those skilled in the art it will be appreciated that, under the situation that does not depart from the spirit and scope of the present invention defined in the appended claims, can adopt the various alternatives of embodiments of the invention described herein when enforcement is of the present invention.Should be understood that claims define scope of the present invention and contained interior method and apparatus and the equivalent thereof of these claim scopes.Specification of the present invention should be understood to all novelties and the non-obvious combination that comprises element described herein, and can be at any novelty and the non-obvious combination submission claim of these elements in the application or application subsequently.In addition, embodiment mentioned above is illustrative, single feature or element for the application or application subsequently may be claimed all possible combination for be not all necessary.

Claims (14)

1. fluid pipe-line assembly 10 comprises:
First fluid conveyance conduit 12;
Second fluid-transporting tubing 14; With
Slip joint 22, this slip joint comprises first fluid conveying pipeline section 24, the second FLUID TRANSPORTATION pipeline section 26 and electrical connector 30, described electrical connector 30 is positioned between the described first and second FLUID TRANSPORTATION pipeline sections 24,26 and contacts to form electric circuit between the two with the described first and second FLUID TRANSPORTATION pipeline sections 24,26, wherein, the resistance between described first and second fluid-transporting tubings 12,14 keeps constant substantially during both relative movement.
2. fluid pipe-line assembly according to claim 1 is characterized in that, described first and second fluid-transporting tubings 12,14 in shape substantially in a tubular form and dimensional configurations become to make described first pipeline 12 in described second pipeline 14, move.
3. fluid pipe-line assembly according to claim 1 is characterized in that, described fluid pipe-line assembly extends to the second end 18 from first end 16, and described end 16,18 comprises a joiner 20 respectively.
4. fluid pipe-line assembly according to claim 1, it is characterized in that, described slip joint 22 comprise the supporting member 28 that is positioned between described first and second pipeline sections 24,26 and Sealing 30 at least one of them, to help motion between the two respectively and to prevent that fluid between the two from revealing.
5. fluid pipe-line assembly according to claim 1 is characterized in that, described electrical connector 30 comprises at least one resilient generally electrical connector 32.
6. fluid pipe-line assembly according to claim 5 is characterized in that, described electrical connector 32 is received in one of them the axially extended groove 34 of described first and second pipelines 12,14.
7. fluid pipe-line assembly according to claim 5 is characterized in that, described electrical connector 30 comprises the electrical connector 32 of some (N).
8. fluid pipe-line assembly according to claim 7 is characterized in that, described quantity (N) is by electrical connection resistance decision required between described first and second pipelines 12,14.
9. fluid pipe-line assembly according to claim 6, it is characterized in that, the first end of described electrical connector 32 comprises protuberance 40, and this protuberance is received in the corresponding accommodating part 42 in the described groove 34, to stop the axial motion of described electrical connector 32 in described groove 34.
10. fluid pipe-line assembly according to claim 5 is characterized in that, described electrical connector 32 comprises the bracketed part 44 of ovalize substantially.
11. fluid pipe-line assembly according to claim 5 is characterized in that, described electrical connector 30 comprises that three approximately are 120 ° of isolated electrical connectors 32, with the concentricity of keeping pipeline 12,14 and the power between the described pipeline 12,14 of balance.
12. fluid pipe-line assembly according to claim 5, it is characterized in that, described electrical connector 32 is received in one of them the first axially extended groove 134 of described first and second pipelines 12,14 and extends into another second groove 135 that is arranged in first and second pipelines 12,14, described second groove 135 provides axially extended fixed route for electrical connector 132, to prevent that basically a pipeline 12,14 is with respect to another rotation.
13. a fluid pipe-line assembly 10 comprises:
First fluid conveyance conduit 12;
Second fluid-transporting tubing 14; With
Slip joint 22, this slip joint comprises first fluid conveying pipeline section 24, the second FLUID TRANSPORTATION pipeline section 26 and electrical connector 30, the described second FLUID TRANSPORTATION pipeline section is located radially outwardly from described first pipeline section, described electrical connector is positioned at the described first and second FLUID TRANSPORTATION pipeline sections 24, between 26 and with the described first and second FLUID TRANSPORTATION pipeline sections 24,26 contacts are to form electric circuit between the two, described electrical connector 30 is included in the described first and second FLUID TRANSPORTATION pipeline sections 24, at least one resilient generally electrical connector 32 of pressurized between 26, wherein, resistance between described first and second fluid-transporting tubings and described electrical connector be compressed in both relative movement during keep constant substantially.
14. a fluid pipe-line assembly 10 comprises:
First fluid conveyance conduit 12;
Second fluid-transporting tubing 14; With
Slip joint 22, this slip joint comprises first fluid conveying pipeline section 24, the second FLUID TRANSPORTATION pipeline section 26 and electrical connector 30, the described second FLUID TRANSPORTATION pipeline section is located and at least in part around described first pipeline section radially outwardly from described first pipeline section, described electrical connector is positioned at the described first and second FLUID TRANSPORTATION pipeline sections 24, between 26 and with the described first and second FLUID TRANSPORTATION pipeline sections 24,26 contacts are to form electric circuit between the two, described electrical connector 30 comprises that at least one is cantilevered, resilient generally electrical connector 32, described electrical connector is received in first and second pipelines 12,14 one of them axially extended grooves 34,134, in 135 and at the described first and second FLUID TRANSPORTATION pipeline sections 24, pressurized between 26, wherein, resistance between described first and second fluid-transporting tubings and described electrical connector be compressed in both relative movement during keep constant substantially.
CN200980137150.4A 2008-07-31 2009-07-27 Electrical bonding device for telescoping fluid line assembly Pending CN102165238A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/183,447 US20100025079A1 (en) 2008-07-31 2008-07-31 Electrical bonding device for telescoping fluid line assembly
US12/183,447 2008-07-31
PCT/IB2009/006372 WO2010013114A2 (en) 2008-07-31 2009-07-27 Electrical bonding device for telescoping fluid line assembly

Publications (1)

Publication Number Publication Date
CN102165238A true CN102165238A (en) 2011-08-24

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Application Number Title Priority Date Filing Date
CN200980137150.4A Pending CN102165238A (en) 2008-07-31 2009-07-27 Electrical bonding device for telescoping fluid line assembly

Country Status (4)

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US (1) US20100025079A1 (en)
EP (1) EP2304298A2 (en)
CN (1) CN102165238A (en)
WO (1) WO2010013114A2 (en)

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CN104093529A (en) * 2012-02-06 2014-10-08 库卡系统有限责任公司 Coupling device
CN104183413A (en) * 2013-05-24 2014-12-03 托马斯及贝茨国际股份有限公司 Gelatinous dielectric material for high voltage connector
CN106233056A (en) * 2014-04-14 2016-12-14 帕克汉尼芬制造业法国联合股份公司 For providing the coupling device of the electric continuity between pipe

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CN104183413A (en) * 2013-05-24 2014-12-03 托马斯及贝茨国际股份有限公司 Gelatinous dielectric material for high voltage connector
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CN106233056A (en) * 2014-04-14 2016-12-14 帕克汉尼芬制造业法国联合股份公司 For providing the coupling device of the electric continuity between pipe

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US20100025079A1 (en) 2010-02-04
WO2010013114A3 (en) 2010-04-01
WO2010013114A2 (en) 2010-02-04
EP2304298A2 (en) 2011-04-06

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Application publication date: 20110824